The first season of the American competitive reality television series MasterChef Junior premiered on Fox on September 27, 2013 and concluded on November 8, 2013.

The winner was Alexander Weiss, a 13-year-old from New York City, New York, with Dara Yu from Los Angeles, California being the runner-up.

Dara later returned to MasterChef as an adult and won its 12th season.